In the timespan of 1 185 days starting August 28, 2021, uscarrierhistory.com was inspected for operability 3 times. Throughout the assessments, uscarrierhistory.com functioned 3 times, last recorded on November 20, 2024, with a 200 status code. Based on the assessments completed as of November 26, 2024, there were no periods of inoperability for uscarrierhistory.com. Responses obtained as of November 26, 2024, have been confirmed as not containing any error statuses. Uscarrierhistory.com's 0.263 seconds response on November 20, 2024, contrasted with its average response time of 0.735 seconds.